Princess|Lab Grown|IGI

1.51ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG735531897

Shape and cutting style on the report: Princess cut

Certificate IGI LG735531897

Diamond specifications and retailer prices

From $606 USD
As of October 30, 2026
Save $4,774 USD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,380 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG735531897 or 735531897. Listed at 19 retailers as of October 30, 2026, with prices from $606 to $5,380, a $4,774 spread on the same certified stone. Do Amore Diamonds lists it at $5,380. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735531897
Dimensions6.18 × 6.11 × 4.47 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.18 mm6.11 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735531897
Side View
Table 68.0%Crown 42.6°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 73.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,380 USD|Low: $606 USD|High: $6,260 USD|Avg: $1,953 USD|-14.1%
Do Amore Diamonds
Retailer 2
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October 31, 2026
Retailer 8$606 USD
Retailer 16$678 USD
Retailer 17$796 USD
Retailer 11$800 USD
Retailer 3$870 USD
Retailer 12$880 USD
Retailer 4$978 USD
Retailer 18$992 USD
Retailer 14$1,205 USD
Retailer 19$1,863 USD
Retailer 6$1,867 USD
Retailer 13$1,931 USD
Retailer 7$2,180 USD
Retailer 5$2,202 USD
Retailer 9$2,665 USD
Retailer 10$2,789 USD
Retailer 15$3,284 USD
Retailer 2$4,410 USD
Do Amore Diamonds$5,380 USD

37 data points across 19 retailers

19 retailers$606 USD to $5,380 USD

A
Cheapest Retailer
-
$606 USD
A
Retailer 2
-
$678 USD
View
A
Retailer 3
-
$796 USD
View
A
Retailer 4
-
$800 USD
View
Final sale: no returns
A
Retailer 5
-
$870 USD
View
A
Retailer 6
-
$880 USD
View
A
Retailer 7
-
$978 USD
View
A
Retailer 8
-
$992 USD
View
A
Retailer 9
-
$1,205 USD
€1,148 EUR
View
A
Retailer 10
-
$1,863 USD
View
A
Retailer 11
-
$1,867 USD
View
B+
Retailer 12
-
$1,931 USD
A$2,970 AUD
View
B+
Retailer 13
-
$2,180 USD
View
B+
Retailer 14
-
$2,202 USD
View
Retailer 15
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$2,665 USD
View
Price last confirmed 14 days ago
Retailer 16
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$2,789 USD
A$4,290 AUD
View
Price last confirmed 31 days ago
B+
Retailer 17
-
$3,284 USD
£2,586 GBP
View
B
Retailer 18
-
$4,410 USD
View
Most Expensive
B
Do Amore Diamonds
27-537A549D1 · Oct 31
$5,380 USD
View
18 more retailers have this diamond
Prices start from $606 USDSave up to $4,774 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Princess
$606 USD